Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 3 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 03/11/2021   07:04:50   (  -0.16,-128.33) (  -0.20,-128.54)   23.16                80
 03/13/2021   06:49:57   (  -0.16,-128.35) (   0.41,-125.58)  314.84                80
 03/13/2021   19:11:13   (   0.16,-128.44) (   0.63,-130.74)  261.97                80
 03/15/2021   19:01:40   (   0.16,-128.45) (   0.02,-127.78)   75.88                80
 03/17/2021   18:49:27   (   0.15,-128.46) (  -0.59,-124.82)  413.21                80
 03/18/2021   07:10:51   (  -0.15,-128.38) (  -0.50,-130.02)  185.85                80
 03/20/2021   06:55:58   (  -0.15,-128.38) (   0.12,-127.06)  150.49                80
 03/20/2021   19:17:14   (   0.15,-128.46) (   0.93,-132.23)  427.51                80
 03/22/2021   06:43:45   (  -0.14,-128.38) (   0.75,-124.10)  486.13                80
 03/22/2021   19:05:01   (   0.14,-128.46) (   0.30,-129.27)   91.95                80
 03/24/2021   18:55:28   (   0.14,-128.45) (  -0.32,-126.31)  243.10                80